NPI age
20 years
Enumerated 2006-03-15
● Active
Type 1 · Individual
MR. Thomas H Sheriff, PHD
Sheriff is 1 of 4 psychologist providers in Corsicana and 1 of 2632 in Texas.
Primary specialty
Psychologist
Plus 2 subspecialties
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2012-07-26
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 2632 active psychologist providers in Texas.
NPI age
20 years
↑ 7 yr above median (13 yr)
State licenses
1 state
4% of peers hold multiple states
Subspecialties
2
In the 24% of peers with subspecialties
NPI lifetime · 2006 → 2026
2006-03Enumerated in NPPES
2006
2026
Where they practice
Practice location
200 N 13th St, Ste 201
Corsicana, TX 751104618
Mailing address
Po Box 14
Corsicana, TX 751510014
Specialties
-
Psychologist PrimaryA psychologist is an individual who is licensed to practice psychology which is defined as the observation, description, evaluation, interpretation, and modification of human behavior by the application of psychological principles,...
-
PsychologistA psychologist, certified/licensed at the independent practice level in his/her state, who is duly trained and experienced in the delivery of direct, preventative, assessment, and therapeutic intervention services to individuals whose...
-
PsychologistA psychologist who specializes in the study and application of psychological principles on behalf of persons who have disability due to injury or illness. Rehabilitation psychologists, often within teams, assess and treat cognitive,...
Identifiers
| Type | Value | Notes |
|---|---|---|
| 01 (TX) | 680010984 | MEDICARE RAILROAD |
| 05 (TX) | 032148101 |
Practice context
Part of a multi-provider practice. 1 other active provider shares this practice address in NPPES.
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- Confirm the NPI on NPPES.The CMS registry is the system of record. Open NPPES →
- Check the state license is currently active.State licensing boards publish current status; NPPES does not.
- Confirm payer enrollment if billing.NPI presence does not guarantee active enrollment with Medicare, Medicaid, or commercial payers.